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[AMDGPU] Support bottom-up postRA scheduing. #135295

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Merged
merged 11 commits into from
Jun 5, 2025
Merged

[AMDGPU] Support bottom-up postRA scheduing. #135295

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afa551c
[AMDGPU] Support bottom-up postRA scheduling.
harrisonGPU Apr 9, 2025
188e02f
[AMDGPU] Update comments.
harrisonGPU Apr 17, 2025
1da72c7
[AMDGPU] Add assert for Hazard for bottom up.
harrisonGPU Apr 21, 2025
6061486
[AMDGPU] Add a new lit test.
harrisonGPU May 27, 2025
87662ff
[AMDGPU] Rmove unnecssary RecedeCycle.
harrisonGPU May 27, 2025
de7f707
[AMDGPU] Use fatal error.
harrisonGPU May 27, 2025
4dd3e65
[AMDGPU] Add a assert.
harrisonGPU Jun 3, 2025
1d2021a
[AMDGPU] Update lit test comment.
harrisonGPU Jun 4, 2025
19f42d0
[AMDGPU] Only add assert.
harrisonGPU Jun 5, 2025
a85bd5c
[AMDGPU] Update lit test.
harrisonGPU Jun 5, 2025
41281fc
[AMDGPU] Update lit test again.
harrisonGPU Jun 5, 2025
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3 changes: 2 additions & 1 deletion llvm/lib/Target/AMDGPU/GCNHazardRecognizer.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -417,7 +417,8 @@ void GCNHazardRecognizer::AdvanceCycle() {
}

void GCNHazardRecognizer::RecedeCycle() {
llvm_unreachable("hazard recognizer does not support bottom-up scheduling.");
assert(!IsHazardRecognizerMode &&
"Bottom-up scheduling shouldn't run in hazard recognizer mode");
}

//===----------------------------------------------------------------------===//
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